Update style.css

style.css

@@ -175,13 +175,12 @@ canvas{
 }
 #draw_cta_container.block{
   width: 124px;
-  z-index:100;
+  z-index: 99999;
   position: absolute;
   top: -91px;
   right: -124px;
 }
 #eraser {
-  z-index: 99999;
   padding: 16px;
   height: 62px;
   width:62px;